package com.rabincorp.tactile.servlet;

import com.rabincorp.tactile.task.FeedUpdateCronJob;
import it.sauronsoftware.cron4j.Scheduler;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;

/**
 *
 * @author irabin
 */
public class Cron4JSchedulerServlet extends HttpServlet {

    private static final long serialVersionUID = -1736432534072423014L;
    private static final Logger LOG = Logger.getLogger(Cron4JSchedulerServlet.class.getName());

    @Override
    public void init() throws ServletException {
	super.init();

	LOG.info("--- Cron4JSchedulerServlet Start---");

	LOG.info("Schedule Feed Checker");
	Scheduler feedChecker = new Scheduler();
	feedChecker.schedule("*/2 * * * *", new Runnable() {

	    @Override
	    public void run() {
		FeedUpdateCronJob.getInstance().refreshFeed();
	    }
	});
	feedChecker.start();


	LOG.info("--- Cron4JSchedulerServlet Finish ---");
    }

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
	    throws ServletException, IOException {
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
	    throws ServletException, IOException {
	processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
	    throws ServletException, IOException {
	processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
	return "Short description";
    }// </editor-fold>
}
